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/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/* Prototypes of the functions defined in the assembler file.  */
void intel_aes_encrypt_init_128(const unsigned char *key, PRUint32 *expanded);
void intel_aes_encrypt_init_192(const unsigned char *key, PRUint32 *expanded);
void intel_aes_encrypt_init_256(const unsigned char *key, PRUint32 *expanded);
void intel_aes_decrypt_init_128(const unsigned char *key, PRUint32 *expanded);
void intel_aes_decrypt_init_192(const unsigned char *key, PRUint32 *expanded);
void intel_aes_decrypt_init_256(const unsigned char *key, PRUint32 *expanded);
SECStatus intel_aes_encrypt_ecb_128(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_decrypt_ecb_128(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_cbc_128(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_decrypt_cbc_128(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_ctr_128(CTRContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_ecb_192(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_decrypt_ecb_192(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_cbc_192(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_decrypt_cbc_192(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_ctr_192(CTRContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_ecb_256(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_decrypt_ecb_256(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_cbc_256(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_decrypt_cbc_256(AESContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);
SECStatus intel_aes_encrypt_ctr_256(CTRContext *cx, unsigned char *output,
                                    unsigned int *outputLen,
                                    unsigned int maxOutputLen,
                                    const unsigned char *input,
                                    unsigned int inputLen,
                                    unsigned int blocksize);

#define native_aes_ecb_worker(encrypt, keysize)                            \
    ((encrypt)                                                             \
         ? ((keysize) == 16 ? intel_aes_encrypt_ecb_128                    \
                            : (keysize) == 24 ? intel_aes_encrypt_ecb_192  \
                                              : intel_aes_encrypt_ecb_256) \
         : ((keysize) == 16 ? intel_aes_decrypt_ecb_128                    \
                            : (keysize) == 24 ? intel_aes_decrypt_ecb_192  \
                                              : intel_aes_decrypt_ecb_256))

#define native_aes_cbc_worker(encrypt, keysize)                            \
    ((encrypt)                                                             \
         ? ((keysize) == 16 ? intel_aes_encrypt_cbc_128                    \
                            : (keysize) == 24 ? intel_aes_encrypt_cbc_192  \
                                              : intel_aes_encrypt_cbc_256) \
         : ((keysize) == 16 ? intel_aes_decrypt_cbc_128                    \
                            : (keysize) == 24 ? intel_aes_decrypt_cbc_192  \
                                              : intel_aes_decrypt_cbc_256))

#define intel_aes_ctr_worker(nr)                         \
    ((nr) == 10 ? intel_aes_encrypt_ctr_128              \
                : (nr) == 12 ? intel_aes_encrypt_ctr_192 \
                             : intel_aes_encrypt_ctr_256)

#define native_aes_init(encrypt, keysize)                           \
    do {                                                            \
        if (encrypt) {                                              \
            if (keysize == 16)                                      \
                intel_aes_encrypt_init_128(key, cx->k.expandedKey); \
            else if (keysize == 24)                                 \
                intel_aes_encrypt_init_192(key, cx->k.expandedKey); \
            else                                                    \
                intel_aes_encrypt_init_256(key, cx->k.expandedKey); \
        } else {                                                    \
            if (keysize == 16)                                      \
                intel_aes_decrypt_init_128(key, cx->k.expandedKey); \
            else if (keysize == 24)                                 \
                intel_aes_decrypt_init_192(key, cx->k.expandedKey); \
            else                                                    \
                intel_aes_decrypt_init_256(key, cx->k.expandedKey); \
        }                                                           \
    } while (0)